Form 4: Vaxart CEO Steven Lo Reports Stock Transactions

Vaxart CEO Steven Lo reported the vesting of restricted stock units and subsequent tax-related share disposals, alongside new share acquisitions, impacting his beneficial ownership.

Summary

• Steven Lo, President and Chief Executive Officer of Vaxart, Inc., reported changes in his beneficial ownership of the company's common stock.
• On December 4, 2025, 151,351 shares were acquired due to the vesting of restricted stock units (RSUs).
• Concurrently, 54,153 shares were disposed of at a price of $0.37 per share to satisfy income tax withholding obligations related to the RSU vesting.
• The reported amount of 1,841,712 shares beneficially owned following the RSU vesting (before tax withholding) includes 57,723 shares acquired under the Vaxart, Inc. 2022 Employee Stock Purchase Plan.
• Following these transactions, Steven Lo directly beneficially owns 1,787,559 shares of Vaxart Common Stock.
• Additionally, 100,000 shares are indirectly beneficially owned by the Lo Family Trust.

Sentiment

Score: 6

Explanation: The filing reports routine executive compensation events, including RSU vesting and tax-related share disposals, alongside participation in an employee stock purchase plan, which are generally expected and do not indicate significant positive or negative shifts in company fundamentals.

Positives

• Vesting of 151,351 restricted stock units (RSUs) for Steven Lo, indicating the achievement of performance or time-based criteria.
• Acquisition of 57,723 shares under the Vaxart, Inc. 2022 Employee Stock Purchase Plan, demonstrating continued investment by the CEO.

Negatives

• Disposal of 54,153 shares to cover income tax withholding obligations, which reduces direct beneficial ownership.

Future Outlook

NA

Industry Context

NA

Key Dates

Recommendation

This Form 4 filing details routine executive compensation events, specifically the vesting of restricted stock units and subsequent tax-related share disposals, along with participation in an employee stock purchase plan. These transactions do not provide new fundamental information about Vaxart's operational performance or strategic direction that would warrant a change in investment recommendation.

Keywords

Vaxart, VXRT, Steven Lo, Form 4, insider trading, stock transaction, RSU, restricted stock units, ESPP, employee stock purchase plan, beneficial ownership